1、_SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use of this report isentirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefr
2、om, is the sole responsibility of the user.”SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions.Copyright 2012 SAE InternationalAll rights reserved. No part of this publication may be
3、 reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SAE.TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada)Tel: +1 724-776-4970 (outside USA)Fax:
4、 724-776-0790Email: CustomerServicesae.orgSAE WEB ADDRESS: http:/www.sae.orgSAE values your input. To provide feedbackon this Technical Report, please visithttp:/www.sae.org/technical/standards/AMS4890CAEROSPACEMATERIALSPECIFICATIONAMS4890 REV. CIssued 1956-02Revised 2005-09Reaffirmed 2012-05Superse
5、ding AMS4890BCopper-Beryllium Alloy Castings97Cu - 2.1Be - 0.52Co - 0.28SiSolution Heat Treated (TB00)(Composition similar to UNS C82500)RATIONALEAMS4890C has been reaffirmed to comply with the SAE five-year review policy.Copyright SAE International Provided by IHS under license with SAENot for Resa
6、leNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4890C Page 2 of 9Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4890C Page 3 of 9Copyright SAE International Prov
7、ided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4890C Page 4 of 9Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS489
8、0C Page 5 of 9Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4890C Page 6 of 9Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking per
9、mitted without license from IHS-,-,-SAE AMS4890C Page 7 of 9Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4890C Page 8 of 9Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4890C Page 9 of 9Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
